package servlet;

import pojo.Dept;
import service.DeptService;
import service.impl.DeptServiceImpl;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.util.List;


@WebServlet(urlPatterns = "/dept")
public class DeptServlet extends HttpServlet {
        @Override
        protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            doPost(req, resp);
        }

        @Override
        protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
            DeptService userService = new DeptServiceImpl();
            List<Dept> depts = userService.findAll();
            // 把数据放到请求域中
            req.setAttribute("depts", depts);
            //在哪个页面显示
            req.getRequestDispatcher("/list2.jsp").forward(req, resp);
        }
}
